The ASUS Zenbook A14 (UX3407) landed at CES 2025 as one of the lightest Copilot+ PCs yet, tipping the scales at just 2.2 pounds without sacrificing a millimetre of OLED real estate. It’s the latest salvo in a new generation of Windows on Arm devices that no longer ask users to choose between portability and productivity—thanks to Qualcomm’s Snapdragon X platform and ASUS’s obsessive attention to materials. After spending two weeks with the Zenbook A14 as a daily driver, it’s clear that this machine isn’t just another ultrabook; it’s a bold statement about where Windows laptops are headed.

Design: Where Ceraluminum Meets Minimalism

ASUS’s proprietary Ceraluminum material has been tweaked for the A14, resulting in a chassis that feels cool, ceramic-hard, and bewilderingly light. The matte finish resists fingerprints better than any anodized aluminum we’ve tested, and the angular, zero-logo lid gives it a stealthy, almost architectural presence. At 12.3 mm thin, it slides into a bag alongside a tablet, yet the structural rigidity inspires confidence—there’s zero flex in the display lid or keyboard deck.

The 180-degree ErgoLift hinge lifts the base by 3 degrees when opened, improving airflow and typing comfort. Colour options are limited to the serene ‘Ponder Blue’ and ‘Sandstone Beige’, both understated and professional. While the model I reviewed was ‘Ponder Blue’, the beige variant may appeal to those tired of silver aluminium.

Display: A 3K OLED That Demands Attention

The star of the show is the 14-inch, 16:10 OLED panel running at 2880×1800 resolution with a 120 Hz refresh rate. ASUS claims 100% DCI-P3 coverage, and real-world content proves it: colours pop without tipping into oversaturation, and HDR content on Netflix or in Windows HDR Calibration looks suitably cinematic. The 0.2 ms response time eliminates ghosting, making it as capable as many gaming monitors for fast-paced titles.

With a peak brightness of 400 nits standard and 600 nits in HDR mode, the display remains legible outdoors under direct light—though the glossy coating means you’ll angle it away from the sun. Black levels are, naturally, infinite, and the always-on glanceable Copilot+ Widgets look exquisite on the OLED’s inky blacks.

Performance: Snapdragon X Makes Windows on Arm Sing

Under the hood, the Zenbook A14 packs a Snapdragon X Elite X1E-80-100, a 12-core Arm-based processor built on a 4 nm process. Paired with 16 GB or 32 GB of LPDDR5x RAM and a PCIe 4.0 SSD up to 1 TB, it handles everything from dozens of Edge tabs to Lightroom exports without breaking a sweat. The Adreno GPU accelerates creative workloads and even light gaming—I averaged 45 fps in Shadow of the Tomb Raider at 1080p medium settings, a title that runs via x86 emulation.

Crucially, the Copilot+ AI engine (Qualcomm’s Hexagon NPU) delivers 45 TOPS of neural processing, meeting Microsoft’s threshold for advanced AI features. In practice, features like real-time video call eye-contact correction and background blur in Windows Studio Effects work with no perceptible latency, drawing just a few watts.

App compatibility is no longer a deal-breaker for Windows on Arm. Thanks to Microsoft’s Prism emulator, most x86 applications run smoothly, with only a slight performance dip. Native Arm64 builds of Chrome, Photoshop, and Office are now standard, and the Microsoft Store is flush with ARM-optimized titles. A few niche CAD tools and anti-cheat-dependent games still stumble, but the ecosystem has matured remarkably since the Surface Pro X era.

Battery Life: All-Day Endurance with Room to Spare

The 70 Wh battery is a standout. In our standard workload test—looping 1080p video with brightness at 200 nits and Wi-Fi on—the Zenbook A14 lasted 18 hours and 12 minutes. That’s enough for a cross-continental flight plus a full workday, and it eclipses most Intel Meteor Lake equivalents by a wide margin. Even under mixed productivity use with the OLED at 120 Hz, I routinely finished a 9-to-5 day with 35–40% remaining.

Charging happens via a compact 65 W USB-C adapter that tops up the battery to 60% in under an hour. The laptop also supports power delivery from any USB-C source, including portable batteries that can keep it alive for days off the grid.

Copilot+ AI Features: More Than a Gimmick?

Microsoft markets Copilot+ PCs around AI-driven experiences, and the A14 bakes them in thoughtfully. The dedicated Copilot key launches the assistant instantly, and the system feels snappier thanks to background indexing accelerated by the NPU. Windows Recall—still in preview—uses the NPU to log everything you do for semantic search, and while privacy concerns persist, the feature’s ability to find a phrase from a lost document feels like magic.

Cocreator in Paint generates images from natural language plus your own scribbles, and live captions translate 40+ languages in real time, all processed locally. These tools won’t transform how everyone works overnight, but they hint at a future where local AI offloads cloud dependence.

Keyboard, Trackpad, and Ports

The edge-to-edge keyboard offers 1.4 mm of key travel with a firm, quiet actuation. Backlighting has three levels, and the layout includes a full-size right Shift key—a rare courtesy on 14-inch machines. The glass trackpad is wide (5.3 inches) and uses ASUS’s intelligent palm rejection to excellent effect; multi-finger gestures are fluid and precise.

Port selection is generous: two USB4 Type-C ports (both support power delivery and DisplayPort 1.4), one USB-A 3.2 Gen 2, an HDMI 2.1 output, and a microSD card reader. The inclusion of HDMI and a card reader on such a thin device deserves applause. Wireless connectivity comes via Wi-Fi 7 and Bluetooth 5.4, future-proofing the laptop for years.

Pricing and Availability

ASUS launched the Zenbook A14 in February 2025, with a starting price of $1,299 for the 16 GB/512 GB model and $1,499 for 32 GB/1 TB. Those figures position it against the Surface Pro 10 and the MacBook Air M3, yet the A14 undercuts the former and matches the latter while offering a superior OLED panel and better port selection.

Verdict

The ASUS Zenbook A14 (UX3407) is the most convincing Windows on Arm ultraportable to date. It marries Snapdragon X efficiency with a breathtaking OLED display, a near-impossible weight, and Copilot+ smarts that actually add value. Battery life demolishes expectations, and app compatibility now covers the needs of most professionals. The only lingering pain point is the minority of users whose workflows still demand stubborn x86-only peripherals or software.

For everyone else, the A14 is a landmark device that proves Arm-based Windows laptops have finally arrived—not as a compromise, but as a first choice. If ASUS can maintain this momentum, Intel and AMD have every reason to worry.